This post explores how to use the power control features of the Battery Babysitter to make a product with the features we expect from portable embedded electronics.

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As I've been on location the past couple months attached to a secret project, I decided this week's build was going to be a motion detector I could use in the field.

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The market for connectors is enormous. Let's discuss how to find the connector that works for you.

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Learn the basics of SPICE simulation with Linear Technologies' free LTspice program.

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Our next installment in the Synth Saga fits in the palm of your hand!

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Setting up a sensor to text you if your basement is in danger of flooding

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A brief overview of the new Raspberry Pi-based data-logging web server from Atlas Scientific

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Looking to emulate modular synthesizers with the Teensy Audio platform? Read on!

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We've created an iOS and Android app that calculates if the power requirements of a linear regulator cause the temperature of the device to rise to unsafe, component-damaging levels.

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Using slow shutter-speed photography to capture sound waveforms

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These Raspberry Pi tips and Python tricks let you take your sensing projects off the desk and into the wild with wireless transmission and processing of data.

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Check out the new and improved, tightened-up SparkFun Eagle libraries - now with uniformity, verified packages and documentation!

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We rag on the patent system pretty often here in Open-Source-Landia. Let's take a look at a few positive contributions patent holders are trying to make to our lives!

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Create your very own levitating light with just a handful of parts.

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I started with a PiRetrocade kit and kept adding until I had a major appliance on my hands: my very own full-size arcade cabinet!

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Make your own digital handpan drum using the Teensy Audio Shield and the Teensy's built-in capacitive touch inputs.

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Good video, Shawn! I like the explanation of the difference between the “mathematical” use of the equal sign and the “programming” use of…
Time - 10:42:00 Combo - 12/76/53
Can you spread out the columns in your table a little? At least in FireFox it’s all running together as “OperatorMeaningExample”. The…
Time: 03:10:45, combo: 19/5/45
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Well at least you’re not expecting anything to be inside. When Geraldo Rivera opened a safe live, it didn’t end well for him :) This is…
Heh, I still do things like a = a << 1; to multiply by 2 knowing full well that modern compilers will optimize for that. Old habits die…
Definitely good tips to remember if you’re trying to assign the output of the increment/decrement operators.
Thanks! I rarely use the pre-increment statement, so I figured it was best left out for the sake of beginners. But yes, they are useful for…

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